Some(UnpackedKind::Lifetime(lt)) => {
self.shift_region_through_binders(lt)
}
_ => {
let span = self.span.unwrap_or(DUMMY_SP);
Some(UnpackedKind::Lifetime(lt)) => {
self.shift_region_through_binders(lt)
}
_ => {
let span = self.span.unwrap_or(DUMMY_SP);